Stunning Art of Ancient Calendars

We are continuing our historical art overview (see for example, our "Mysterious Non-Egyptian Pyramids"), this time going all the way back to the beginning of the recorded history. Around 5,000 BC first calendars made their appearance, and set the standard by which we measure our months and days today.

Regardless of what you think about Mayan Calendar concerning 2012, you have to admit their representation of time flow was simply stunning: